6. 2008

7. 2009

RiRi looked back to an '80s fave for her next style. "This crop is very similar to a bowl-cut," said hairstylist Ursula Stephens, who created the look.

Debra L. Rothenberg/Startraks

8. 2009

"Rihanna did this look herself - it was her own take on the cut," said her hairstylist, Ursula Stephens. "She basically just used a flatiron and shaped it in different directions for that wild, spiky effect."

Hussein Samir/Sipa

9. 2009

The experiments continued with a tidal-wave of a pompadour.

Bauer-Griffin

10. 2009

"Why dye when you can just buy?" asked Ursula Stephens of the star's extension-aided highlights. "We kept saying we wanted to play around with color, but we didn't want to do anything too sweet."

Retna

11. 2009

Rihanna went for flaxen strands and a shimmery, '60s-inspired glow for her return to the red carpet.

Abaca

12. 2010

The multi-talented star, who added girlie curls to her edgy crop, will spend the year on tour in support of her latest album, Rated R.

Steve Granitz/WireImage

13. 2010

Rihanna attended the Grammys with a blond pompadour.

John Phillips/Abaca

14. 2010

While in Spain for her Last Girl On Earth tour, Rihanna made headlines once again with a crayon-red crop.

WENN.com

15. 2010

"While she was working on Loud, I brought a few color swatches; of course, she chose the loudest one," her hairstylist Ursula Stephen says, adding the color reflects the singer's inner strength.

Gilbert Carrasquillo/FilmMagic

16. 2011

Rihanna channeled a pinup girl for her Today Show performance with '40s-inspired coral curls and matching lipstick.

17. 2011

18. 2012

"Bleach + weave #WERQ," Tweeted Rihanna of her fresh blond shag. She wore it in loose waves for the Grammys.

James Higgins / Splash News

19. 2012

Rihanna debuted fresh fringe at the BRIT Awards. "I wanted to give her bangs minus the harsh line, so I layered them with a razor to create some softness," said her hairstylist Ursula Stephen.

Jun Sato/WireImage

20. 2012

Always full of surprises, Rihanna revealed a pitch-black undercut mane at a Battleship press conference in Japan.

Torem Craig/ WENN

21. 2012

For the Costume Institute Gala, Rihanna twisted her undercut style into a dramatic updo.

Jeff Kravitz/FilmMagic

22. 2012

Rihanna debuted a pixie at the MTV Video Music Awards. "We've been talking about going short for a little while now, and we actually planned to cut it the following week, but I just felt like - why wait... Let's do it for today!" her hairstylist Ursula Stephen told InStyle.com. "Rihanna was ready for her short hair again."

Adriana M. Barraza/WENN

23. 2013

For the 2013 Grammy Awards, the nominated singer matched her crimson lip with her red Azzedine Alaia gown and kept her ombre hair simple with loose curls.

D. DaSilva/Rex/REX USA

24. 2013

Never one to shy away from a hair risk, Rihanna revealed a new cut with layered fringe. "Rihanna wanted something different, edgy, and fun, but simple at the same time," Motions Celebrity Stylist Ursula Stephen told InStyle.com exclusively. "We don’t like neat or perfect hair — that balance of perfectly-imperfect has always been our thing."